The buyers of these claims often have inside information. By selling during bankruptcy they gambled that the "experts" were wrong and it turn out not to be the

The buyers of these claims often have inside information. By selling during bankruptcy they gambled that the "experts" were wrong and it turn out not to be the case. That's why exchanges often suspend shares during bankruptcy: To make it clear that price manipulation and outright corruption is likely. I have both a claim in FTX and shares in a suspended ("bankrupt") company listed outside the US. I just ride these things out because I don't need the money right now.